Row 1, starting third: IndyCar Grand Prix winner Will Power had the 12th-fastest time at Indianapolis Motor Speedway during Friday?s practice.
Bob Ruddick/For IndyStar
Team Penske IndyCar driver Will Power (12) during practice for the Indianapolis 500 at the Indianapolis Motor Speedway on Wednesday, May 16, 2018. Bob Ruddick/For IndyStar

Truckpulls in the infield: After a downpour in 1978, four wheelers hitched up for truck-pulling contests in the mud. The State Police moved into and shut it down before a chain broke or a truck got out of control. Frank Fisse/IndyStar

Messages adorn the back of a party wagon parked on the infield at the Indianapolis Motor Speedway during the Indianapolis 500 about 1986. While most fans in the stands watched the action on the track, the infamous Snake Pit in the infield was a spectacle itself -- a congregation of rowdy, raucous and raunchy race-goers. Charlie Nye/Indianapolis News